Healthcare provider profile · identity verified

Matthew S Spencer, M.D.

Family Practice · LAYTON, UT · NPI 1245496397

Profile state: partd only Open Payments: 2025 Medicare Part D: 2024 Last identity check: 2026-08-10 Page data build: 2026-08-12

Verified facts

What the public records show

We did not find matching Open Payments records for this doctor in 2025.

These records do not establish that a payment influenced prescribing or medical care.

Payment overview · 2025

General Payments

We did not find matching Open Payments records for this doctor in the selected program year.

Separate record types

Research & Ownership

Research Payments (direct recipient): not present in the loaded data

Associated Research Funding (for example, named PI): not present in the loaded data

Ownership / Investment: not present in the loaded data

These categories are never added into the General Payments headline. Associated research funding must not be described as money the doctor personally received unless the source record supports that conclusion.

Analysis 1 · Payment-linked products

Products named in Open Payments records

No payment-linked product analysis is available because no matching General Payment records were found for the selected year.

Public prescribing for products named in payments

There is no explicit payment-product set available for a Part D comparison.

The presence of the same drug in both datasets does not show that a payment caused or influenced a prescription.

Analysis 2 · Same-company prescribing overlap

Drugs reported in other payments from the same company that also appear in Medicare Part D

This analysis is independent from products named on this doctor’s individual payment records. A row appears only when the exact Open Payments reporting entity paid this doctor, that same reporting entity reported the drug or biological on at least 10 loaded General Payment records involving at least 2 distinct recipient NPIs, and this doctor has the same non-generic brand in public Part D data. This does not mean the company owns or manufactures the drug.

There is no payer-company set available for this comparison.

These facts do not show that a payment was for the drug, that the company owns or manufactures the drug, or that a payment caused or influenced prescribing.

Public Medicare Part D data

Provider-and-drug rows loaded for 2024

BrandGenericClaimsBeneficiaries
Atorvastatin CalciumAtorvastatin Calcium24882
Levothyroxine SodiumLevothyroxine Sodium15550
LisinoprilLisinopril15240
OmeprazoleOmeprazole13051
Rosuvastatin CalciumRosuvastatin Calcium12641
GabapentinGabapentin12431
Hydrocodone-AcetaminophenHydrocodone/Acetaminophen9320
Zolpidem TartrateZolpidem Tartrate9312
Pantoprazole SodiumPantoprazole Sodium9125
Metformin HclMetformin Hcl8932
Losartan PotassiumLosartan Potassium8334
Duloxetine HclDuloxetine Hcl6726
Metoprolol SuccinateMetoprolol Succinate6522
Tamsulosin HclTamsulosin Hcl6524
Trazodone HclTrazodone Hcl6522
HydrochlorothiazideHydrochlorothiazide6420
Tramadol HclTramadol Hcl5512
Metformin Hcl ErMetformin Hcl5420
Amlodipine BesylateAmlodipine Besylate5327
Losartan-HydrochlorothiazideLosartan/Hydrochlorothiazide5119
AlprazolamAlprazolam4911
CarvedilolCarvedilol4814
FurosemideFurosemide4717
Sertraline HclSertraline Hcl4715
FinasterideFinasteride4617
Potassium ChloridePotassium Chloride4616
Albuterol Sulfate HfaAlbuterol Sulfate4215
LantusInsulin Glargine,hum.Rec.Anlog42suppressed
Citalopram HbrCitalopram Hydrobromide4113
GlimepirideGlimepiride3916
Cyclobenzaprine HclCyclobenzaprine Hcl3711
EliquisApixaban3711
Montelukast SodiumMontelukast Sodium3711
CelecoxibCelecoxib3617
Alendronate SodiumAlendronate Sodium3512
MeloxicamMeloxicam3411
XareltoRivaroxaban33suppressed
Fluoxetine HclFluoxetine Hcl32suppressed
MounjaroTirzepatide32suppressed
Sulfamethoxazole-TrimethoprimSulfamethoxazole/Trimethoprim3126
Tizanidine HclTizanidine Hcl31suppressed
ClonazepamClonazepam28suppressed
TrulicityDulaglutide28suppressed
AllopurinolAllopurinol27suppressed
PrednisonePrednisone2718
Fluticasone PropionateFluticasone Propionate2512
SimvastatinSimvastatin25suppressed
ChlorthalidoneChlorthalidone24suppressed
Diclofenac SodiumDiclofenac Sodium2315
Donepezil HclDonepezil Hcl23suppressed
Glipizide ErGlipizide22suppressed
JardianceEmpagliflozin22suppressed
SpironolactoneSpironolactone22suppressed
Propranolol HclPropranolol Hcl21suppressed
Bupropion XlBupropion Hcl2011
Buspirone HclBuspirone Hcl20suppressed
FarxigaDapagliflozin Propanediol20suppressed
FluconazoleFluconazole20suppressed
Pramipexole DihydrochloridePramipexole Di-Hcl20suppressed
PregabalinPregabalin20suppressed
Amitriptyline HclAmitriptyline Hcl19suppressed
Amoxicillin-Clavulanate PotassAmoxicillin/Potassium Clav1916
Boostrix TdapDiphth,pertuss(Acell),tet Vac1717
Droplet Pen NeedlePen Needle, Diabetic17suppressed
Escitalopram OxalateEscitalopram Oxalate17suppressed
Lantus SolostarInsulin Glargine,hum.Rec.Anlog17suppressed
LevofloxacinLevofloxacin17suppressed
LorazepamLorazepam17suppressed
Quetiapine FumarateQuetiapine Fumarate17suppressed
CephalexinCephalexin1612
EstradiolEstradiol16suppressed
Nitrofurantoin Mono-MacroNitrofurantoin Monohyd/M-Cryst1512
Ropinirole HclRopinirole Hcl15suppressed
Trospium ChlorideTrospium Chloride15suppressed
AtenololAtenolol14suppressed
Dextroamphetamine-Amphet ErDextroamphetamine/Amphetamine14suppressed
Fluticasone-SalmeterolFluticasone Propion/Salmeterol14suppressed
Lisinopril-HydrochlorothiazideLisinopril/Hydrochlorothiazide14suppressed
Oxybutynin ChlorideOxybutynin Chloride14suppressed
Oxycodone HclOxycodone Hcl14suppressed
Paroxetine HclParoxetine Hcl14suppressed
SucralfateSucralfate14suppressed
Tresiba Flextouch U-100Insulin Degludec14suppressed
Amiodarone HclAmiodarone Hcl13suppressed
NaproxenNaproxen13suppressed
Cyanocobalamin InjectionCyanocobalamin (Vitamin B-12)12suppressed
DigoxinDigoxin12suppressed
FamotidineFamotidine12suppressed
Hydralazine HclHydralazine Hcl12suppressed
Morphine SulfateMorphine Sulfate12suppressed
Pravastatin SodiumPravastatin Sodium12suppressed
Doxazosin MesylateDoxazosin Mesylate11suppressed
Terazosin HclTerazosin Hcl11suppressed
Triamcinolone AcetonideTriamcinolone Acetonide11suppressed
ValacyclovirValacyclovir Hcl11suppressed

Timeline

Payment and prescribing data by year

Open Payments and Medicare Part D may refer to different years. They are shown separately rather than aligned as if they describe the same period.

YearGeneral PaymentsMain payerExplicit productsCompany overlapsPart D coverage
2025
2024 Complete

Questions to ask

Questions you could discuss with your doctor

These are general questions generated from reviewed templates. They are not personalized medical advice.

Sources and limitations

How to read this page

Loaded source releases

DatasetYearPublicationSource
CMS Open Payments — General Payments 2025 2026-06-30 Original source
Medicare Part D Prescribers by Provider and Drug 2024 2026-05-06 Original source
NPPES Data Dissemination V2 current / reference data 2026-08-10 Original source

Methodology version: 2.1

Editorial template version: 2.4

Product contract version: 2.0

Schema version: 0.7.0

Page data build: 2026-08-12T23:34:59.370714+00:00

Publication policy: eligible for indexing after public-launch controls are enabled

Full methodology · Questions & answers · Report a possible error